IDENTIFIERS

  • Current Taxon Name (Soil Name): Wellton
  • OSD
  • Series Extent
  • User Site ID: S1973AZ027005
  • User Pedon ID: S1973AZ027005
  • Vegetation Plot ID: S1973AZ027005
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 73C0014
  • NCSS Pedon Lab Data NASIS Record ID - 44098
  • Print Date: 2/16/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 32.6203613
  • Std. Longitude: -114.1913300
  • Datum: WGS84
  • Township: 9S
  • Range: 19W
  • Section: 23
  • PLSS Details: 600 feet east and 90 feet north of the southwest corner
  • Location Description: Yuma County, Arizona, Lower Gila River Area - 649. About 3.5 miles south and 2 miles west of Wellton.
  • State: Arizona
  • County: AZ027—Yuma
  • Non-MLRA Soil Survey Area: AZ649—Yuma-Wellton Area, Parts of Yuma County, Arizona and Imperial County, California

    • PEDON

  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 5
  • Sampled As Information:
  • Soil Name - Wellton
  • PSC - 15 to 65 cm.
  • Classificaton Date - 6/1/1973
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: Wellton Mesa, nearly level bajada
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/1/1973 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    AMDU2

    CHRI

    FOSP2

    LATR2

    OPAR2

    PLRI3

    Ambrosia dumosa

    Chorizanthe rigida

    Fouquieria splendens

    Larrea tridentata

    Opuntia arbuscula

    Pleuraphis rigida

    burrobush

    devil's spineflower

    ocotillo

    creosote bush

    Arizona pencil cholla

    big galleta

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    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    1

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    119.5

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    0

    152

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    22.5

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    A11—0 to 3 centimeters (0.0 to 1.2 inches); brown (7.5YR 4/4), light brown (7.5YR 6/4), dry; coarse sandy loam; moderate fine platy structure; soft, very friable, nonsticky, nonplastic; 21.0 very fine roots; 21.0 very fine interstitial and 3.0 fine vesicular pores; 10 percent by volume 2-?-75 millimeter unspecified fragments; strong effervescence; slightly alkaline, pH 7.8; clear smooth boundary. Lab sample # 73C00094
    A12—3 to 15 centimeters (1.2 to 5.9 inches); yellowish brown (10YR 5/4), light yellowish brown (10YR 6/4), dry; coarse sand; moderate medium platy structure; soft, very friable, nonsticky, nonplastic; 21.0 very fine roots; 21.0 very fine interstitial pores; 10 percent by volume 2-?-5 millimeter unspecified fragments; very slight effervescence; moderately alkaline, pH 8.0; abrupt smooth boundary. Lab sample # 73C00095
    2B21TB—15 to 28 centimeters (5.9 to 11.0 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; coarse sandy loam; massive; slightly hard, very friable, slightly sticky, nonplastic; 3.0 very fine roots and 0.1 medium roots and 3.0 fine roots; 21.0 very fine interstitial pores; 1 percent clay bridges between sand grains; 1 percent durinodes; 15 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.0; clear smooth boundary. Lab sample # 73C00096
    2B22TB—28 to 42 centimeters (11.0 to 16.5 inches); strong brown (7.5YR 5/6), reddish yellow (7.5YR 6/6), dry; coarse sandy loam; massive; hard, friable, slightly sticky, slightly plastic; 0.1 medium roots; 21.0 very fine interstitial pores; 10 percent clay bridges between sand grains; 1 percent durinodes; 10 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.2; clear wavy boundary. Lab sample # 73C00097
    3B23TCAB—42 to 71 centimeters (16.5 to 28.0 inches); reddish brown (5YR 4/4), reddish brown (5YR 5/4), dry; coarse sandy loam; massive; very hard, firm, slightly sticky, nonplastic; 3.0 fine roots; 21.0 very fine interstitial pores; 30 percent clay bridges between sand grains; 1 percent durinodes and 3 percent medium irregular pinkish white (5YR 8/2), moist, carbonate masses and 3 percent medium irregular pinkish white (5YR 8/2), moist, carbonate concretions; 15 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.2; clear wavy boundary. Lab sample # 73C00098
    3B24TCAB—71 to 99 centimeters (28.0 to 39.0 inches); reddish brown (5YR 5/4), light reddish brown (5YR 6/4), dry; coarse sandy loam; massive; hard, friable, moderately sticky, slightly plastic; 0.1 very fine roots; 0.5 fine tubular and 21.0 fine interstitial pores; 30 percent clay bridges between sand grains; 1 percent durinodes and 3 percent medium irregular pinkish white (5YR 8/2), moist, carbonate masses and 3 percent medium irregular pinkish white (5YR 8/2), moist, carbonate concretions; 25 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.0; gradual wavy boundary. Lab sample # 73C00099
    3B31TB—99 to 117 centimeters (39.0 to 46.1 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; coarse sandy loam; massive; hard, friable, moderately sticky, slightly plastic; 0.1 very fine roots; 0.5 fine tubular and 3.0 fine interstitial pores; 10 percent clay bridges between sand grains; 1 percent durinodes; 20 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.2; gradual wavy boundary. Lab sample # 73C00100
    3B32TB—117 to 132 centimeters (46.1 to 52.0 inches); brown (7.5YR 5/4), light brown (7.5YR 6/4), dry; coarse sandy loam; massive; moderately hard, very friable, moderately sticky, slightly plastic; 21.0 interstitial pores; 30 percent clay bridges between sand grains; 1 percent durinodes; 13 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.0; gradual wavy boundary. Lab sample # 73C00101
    4B2TCAB—132 to 163 centimeters (52.0 to 64.2 inches); yellowish red (5YR 5/6), reddish yellow (5YR 6/6), dry; gravelly sandy clay loam; massive; slightly hard, friable, moderately sticky, moderately plastic; 21.0 interstitial pores; 10 percent clay bridges between sand grains; 1 percent durinodes and 1 percent medium irregular pinkish white (5YR 8/2), moist, carbonate concretions; 30 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.3; gradual wavy boundary. Lab sample # 73C00102
    4B3TCAB—163 to 190 centimeters (64.2 to 74.8 inches); yellowish red (5YR 5/6), reddish yellow (5YR 6/6), dry; coarse sandy loam; massive; moderately hard, very friable, moderately sticky, slightly plastic; 21.0 interstitial pores; 10 percent clay bridges between sand grains; 1 percent durinodes and 1 percent medium irregular carbonate concretions; 20 percent by volume 2-?-5 millimeter unspecified fragments; violent effervescence; moderately alkaline, pH 8.0. Lab sample # 73C00103